Home / 137,740,326.76-190,090,247.70-75,860,648.92

Finding the Fourth Proportional to 137,740,326.76, 190,090,247.70 and 75,860,648.92

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Solution

The fourth proportional to 137,740,326.76, 190,090,247.70 and 75,860,648.92 is: 104,692,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,740,326.76 : 190,090,247.70 = 75,860,648.92 : x
  2. Step 2: Convert to fraction form
    137,740,326.76/190,090,247.70 = 75,860,648.92/x
  3. Step 3: Cross multiply
    137,740,326.76x = 190,090,247.70 × 75,860,648.92
  4. Step 4: Simplify right side
    137,740,326.76x = 14,420,369,543,885,536
  5. Step 5: Solve for x
    x = 14,420,369,543,885,536/137,740,326.76
  6. Step 6: Final answer
    x = 104,692,430.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.